Function parseRetryAfterHeader

packages/core/src/utils/ratelimit.ts:16–28

(header: string, now: number = safeDateNow())

 *
 */
export function parseRetryAfterHeader(header: string, now: number = safeDateNow()): number {
  const headerDelay = parseInt(`${header}`, 10);
  if (!isNaN(headerDelay)) {
    return headerDelay * 1000;
  }

  const headerDate = Date.parse(`${header}`);
  if (!isNaN(headerDate)) {
    return headerDate - now;
  }

  return DEFAULT_RETRY_AFTER;
}

/**
 * Gets the time that the given category is disabled until for rate limiting.